Protesters post a hashtag to social media together to make it trend as they denounce policies of President Donald Trump at the Not My President’s Day Rally in Los Angeles, California February 20, 2017.
David McNew/ReutersMaret 19, 2017

Social media can be an effective tool in mobilising people for social change, as demonstrated by the Bersih movement in Malaysia.

Others might be more inspired by American democracy if the US were widely seen to be a just and tolerant society and its leading politicians were not loudmouthed xenophobes.
Justin Lane/EPAAgustus 12, 2016